Species

Yield (%)

Aqueous extracts

Hydroethanolic extracts

Gossypium barbadense

14.56 ± 1.15

13.93 ± 1.05

Justicia secunda

06.91 ± 0.28

14.08 ± 0.23

Sorghum bicolor

05.85 ± 0.03

13.58 ± 1.18

Hibiscus sabdariffa

39.20 ± 1.54

15.26 ± 1.46